Pipe wrench



Jns y D, M. s'rAlNBRooK PIPE WRENCH Filed May 1 TUE lli

Patented Jan. 12, 1926.

LEMA/it PATENT QFHCEW DONALD M. STAINBROOK, 01E` (JB/LAND, OHIO.

PIPE WRENCH.

Application filed May l', 1925. Serial No. 2179162.

To all 107mm t may concern:

.lie it lnioivn that I, Dorint-n M. Sinin nunon, a citizen ot the Unitedi'tatesn residing et Irland, in. the county of Vinton and State oitChio, lieve invented certain new and neoinl improvements in PipeVirenehes, ot which the following is a speeiiioation.

This invention relates to Wrenches for with pipes, rods, ehatts endother ar objects; and it consists in the novel i tion and eoinhinationoit the parte hereinafter t'nlly deserihed and claimed.

T t drawings, Figure i is a side vieiv ot a Wrench constructed accordingto this invention, 2 is a plan vieiv of the saire. 3 ie a deteil planview of a portion ot one oit the jew sections showing the taeingi'. F Lia cross-section, taken on the line il: in Figi'. 3.

,ihe Wrench is provided with et tivo curved jaiv sections G a edtogether 'iivotally hy a hin 8. These :iriv sections are .termed of hads of sheet inetal the faces ot which are provided with a taoing' oitheavy textile material 't'ornicdot two snnerposed layers 9 and 10. 'llhere" part Q .ii-ry he iorn'ied of itelt, and is a continuons andnnlorolren strip. The tront part l0 is heavy Woven inaterial7 such asCanvas, and it has friction plugs l2 inserted in holes in it, thebottoms of the plugs heilig arranged to heer on the layer et 'telt 9.These plugs are torined ot' cork er sott Wood. The tivo layers can besecured together in any convenient Way, as hy stitches? and the strip otfacing is placed loosely over the jaw sections, hut it inay he securedto them ij desired. rifhese hands ot sheet inetnl with their tri-einig'are arranged hroadside ot the :isis ot the jaw, that is to sav theirbroad curved faces are arranged cirenniterentiallg,v around the anis otthe `iaiv so as to encircle and hear on the periplr ery or a pipe andbend a little and adapt themselves to its surface.

a jaw 'torined P- i nd 4 connect- QJ n @ne jaw section has an eye lil,and a bailehaped iinlrv l5 is pivoted to this eye. The opereting leveri6 is pivoted to the link l5 hy a pin l@ and haeI a curved jaw i8 on oneend portion provided With teeth. The other jaw section i' has a curvedblock i!) secured to it, and also provided with teeth. All the teeth ereratchet-shaped, and the loloelr 19 is thickest at its middle part. Thehloeh 19 arranged dianietrioally opposite the pivot hinge ot the tivojaw sections.

'ifhe jaw eeetions and their facing adapt theniseives enten'ietieally tocylindrical ohjeets ot' ditierent diameter, such as pipes, and thefacing 'irovided with cork plugs enables the jaw sections to engage theohieot Without slipping. A pipe 2O is indicated in dotted lines and Whenthe parts are in the positions shown in l, and the lever is inoved inthe direction oi the arrow, 1

ree pipe is gripped so that it can be revolved on it axis.

lihnt l claim :is:

i. A pipe Wrench, comprising,` a jaw termed ot tivo curved hands ofsheet metal arranged liroadside oi the anis of the jaw and hingedtogether, a toothed hloolr secured against the outer side ot the treecrd portion oit one hand and arranged diametri-cally opposite to itshinge, a lever provided with teeth for engaging with the toothed block,and a link pivotally Connceting' th tree end portieri ot' the other handwith the said lever.

2, It. pipe wrench es eet if'orth in elaini L and having; also iaeinggmaterial arranged over the said hands and comprising layers ,t textilematerial seein-ed together and provided with iriliigs ot cork.

in testimony whercot l'have aliixed my signature.

DONALD M. S'friiNBROC/l

